Keswani, G. H. <br/><br/>
Origin and Concept of Relativity / 
by G. H. Keswani. 
 - Delhi :  A.P.Books,   1969. 
 - 383p. : 25cm 
<br/><br/>Includes indexes. 
<br/><br/><label>ISBN: </label>9788188853291 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Relativity ;  Physics--Astrophysics ;  Gratis
<br/><br/><label>Dewey Class. No.: </label>523.01  / KES/O